Electrical Burns
Electricity is both our friend and enemy. It is our friend if we are aware of its dangers and know how to handle it properly. When working with electricity, safety …
Counterfeits Can Kill
Every day, counterfeit electrical products are finding their way into our homes, businesses, and public institutions. These fraudulent products pose a serious financial and legal liability to the electrical industry, …
Cathodic Protection and Earthing
Cathodic protection and earthing are two different topics belonging to the opposite sides of the spectrum. The implementation and principles are actually different. To simply illustrate what I mean, for …
Effects of Unbalance Voltage on Induction Motors
Unbalance phase voltages on a three (3) power system produce negative sequence components of the voltage. Even a small voltage unbalance will result in large current unbalance during the running …
Micromanaging (Manager Never Learn to Manage)
I was a new hire when the Chief Operating Officer (COO) called up for an urgent meeting. There was no specific agenda but since the project is lagging behind schedule, …
Voltage Drop Calculations
In 2008, I have written some articles on voltage drop calculations as a tool in the selection of the correct cable sizes. Voltage Drop Calculation; Voltage Drop Calculation Part 2; …